CentOS yum安裝錯誤

Could not resolve host: mirrorlist.centos.org; Unknown error"複製代碼

緣由1：未設置DNS

解決方案：

# vi /etc/resolv.conf
nameserver 8.8.8.8
nameserver 202.106.0.20

# service network restart複製代碼

從新yum安裝，正常

其它緣由請補充